import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
import static org.opendaylight.genius.infra.Datastore.OPERATIONAL;
-import com.google.common.base.Optional;
-
-import java.math.BigInteger;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
+import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ExecutionException;
-
import javax.inject.Inject;
import javax.inject.Singleton;
-
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.genius.datastoreutils.ExpectedDataObjectNotFoundException;
import org.opendaylight.genius.datastoreutils.SingleTransactionDataBroker;
import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
-import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
+import org.opendaylight.infrautils.utils.concurrent.LoggingFutures;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
import org.opendaylight.netvirt.natservice.api.CentralizedSwitchScheduler;
+import org.opendaylight.netvirt.natservice.api.NatSwitchCache;
+import org.opendaylight.netvirt.natservice.api.NatSwitchCacheListener;
+import org.opendaylight.netvirt.natservice.api.SwitchInfo;
import org.opendaylight.netvirt.natservice.internal.NatUtil;
import org.opendaylight.netvirt.vpnmanager.api.IVpnFootprintService;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.NaptSwitches;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ext.routers.Routers;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ext.routers.routers.ExternalIps;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.ext.routers.routers.ExternalIpsKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.napt.switches.RouterToNaptSwitch;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.napt.switches.RouterToNaptSwitchBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.natservice.rev160111.napt.switches.RouterToNaptSwitchKey;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.SubnetmapKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.common.Uint64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Singleton
-public class WeightedCentralizedSwitchScheduler implements CentralizedSwitchScheduler {
+public class WeightedCentralizedSwitchScheduler implements CentralizedSwitchScheduler, NatSwitchCacheListener {
private static final Logger LOG = LoggerFactory.getLogger(WeightedCentralizedSwitchScheduler.class);
private static final Integer INITIAL_SWITCH_WEIGHT = Integer.valueOf(0);
- private final Map<String, Map<BigInteger,Integer>> providerSwitchWeightsMap = new ConcurrentHashMap<>();
+ private final Map<String, Map<Uint64,Integer>> providerSwitchWeightsMap = new ConcurrentHashMap<>();
private final Map<String,String> subnetIdToRouterPortMap = new ConcurrentHashMap<>();
private final Map<String,String> subnetIdToElanInstanceMap = new ConcurrentHashMap<>();
private final DataBroker dataBroker;
private final NatserviceConfig.NatMode natMode;
@Inject
- public WeightedCentralizedSwitchScheduler(DataBroker dataBroker, OdlInterfaceRpcService interfaceManager,
- IVpnFootprintService vpnFootprintService, final NatserviceConfig config) {
+ public WeightedCentralizedSwitchScheduler(final DataBroker dataBroker,
+ final OdlInterfaceRpcService interfaceManager,
+ final IVpnFootprintService vpnFootprintService, final NatserviceConfig config,
+ final NatSwitchCache natSwitchCache) {
this.dataBroker = dataBroker;
this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
this.interfaceManager = interfaceManager;
} else {
this.natMode = NatserviceConfig.NatMode.Controller;
}
+ natSwitchCache.register(this);
}
@Override
public boolean scheduleCentralizedSwitch(Routers router) {
String providerNet = NatUtil.getElanInstancePhysicalNetwok(router.getNetworkId().getValue(),dataBroker);
- BigInteger nextSwitchId = getSwitchWithLowestWeight(providerNet);
- if (nextSwitchId == BigInteger.valueOf(0)) {
+ Uint64 nextSwitchId = getSwitchWithLowestWeight(providerNet);
+ if (Uint64.ZERO.equals(nextSwitchId)) {
LOG.error("In scheduleCentralizedSwitch, unable to schedule the router {} as there is no available switch.",
router.getRouterName());
return false;
try {
SingleTransactionDataBroker.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION,
getNaptSwitchesIdentifier(routerName), id);
- Map<BigInteger,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
+ Map<Uint64,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
switchWeightMap.put(nextSwitchId,switchWeightMap.get(nextSwitchId) + 1);
} catch (TransactionCommitFailedException e) {
String routerName = newRouter.getRouterName();
List<Uuid> addedSubnetIds = getUpdatedSubnetIds(newRouter.getSubnetIds(), oldRouter.getSubnetIds());
List<Uuid> deletedSubnetIds = getUpdatedSubnetIds(oldRouter.getSubnetIds(), newRouter.getSubnetIds());
- BigInteger primarySwitchId = NatUtil.getPrimaryNaptfromRouterName(dataBroker, newRouter.getRouterName());
+ Uint64 primarySwitchId = NatUtil.getPrimaryNaptfromRouterName(dataBroker, newRouter.getRouterName());
addToDpnMaps(routerName, addedSubnetIds, primarySwitchId);
deleteFromDpnMaps(routerName, deletedSubnetIds, primarySwitchId);
try {
RouterToNaptSwitch routerToNaptSwitch = SingleTransactionDataBroker.syncRead(dataBroker,
LogicalDatastoreType.CONFIGURATION, id);
boolean isSnatEnabled = newRouter.isEnableSnat();
- List<ExternalIps> updateExternalIps = newRouter.getExternalIps();
- if (updateExternalIps == null || updateExternalIps.isEmpty()) {
+ Map<ExternalIpsKey, ExternalIps> updateExternalIpsMap = newRouter.getExternalIps();
+ if (updateExternalIpsMap == null || updateExternalIpsMap.isEmpty()) {
isSnatEnabled = false;
}
if (isSnatEnabled != routerToNaptSwitch.isEnableSnat()) {
SingleTransactionDataBroker.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION,
getNaptSwitchesIdentifier(routerName), routerToNaptSwitchBuilder.build());
}
- } catch (ReadFailedException e) {
+ } catch (ExpectedDataObjectNotFoundException e) {
LOG.error("updateCentralizedSwitch ReadFailedException for {}", routerName);
} catch (TransactionCommitFailedException e) {
LOG.error("updateCentralizedSwitch TransactionCommitFailedException for {}", routerName);
public boolean releaseCentralizedSwitch(Routers router) {
String providerNet = NatUtil.getElanInstancePhysicalNetwok(router.getNetworkId().getValue(),dataBroker);
String routerName = router.getRouterName();
- BigInteger primarySwitchId = NatUtil.getPrimaryNaptfromRouterName(dataBroker, routerName);
- if (primarySwitchId == null || primarySwitchId == BigInteger.valueOf(0)) {
+ Uint64 primarySwitchId = NatUtil.getPrimaryNaptfromRouterName(dataBroker, routerName);
+ if (primarySwitchId == null || Uint64.ZERO.equals(primarySwitchId)) {
LOG.info("releaseCentralizedSwitch: NAPT Switch is not allocated for router {}", router.getRouterName());
return false;
}
try {
SingleTransactionDataBroker.syncDelete(dataBroker, LogicalDatastoreType.CONFIGURATION,
getNaptSwitchesIdentifier(routerName));
- Map<BigInteger,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
+ Map<Uint64,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
switchWeightMap.put(primarySwitchId, switchWeightMap.get(primarySwitchId) - 1);
} catch (TransactionCommitFailedException e) {
return false;
return true;
}
- private void addToDpnMaps(String routerName, List<Uuid> addedSubnetIds, BigInteger primarySwitchId) {
+ private void addToDpnMaps(String routerName, List<Uuid> addedSubnetIds, Uint64 primarySwitchId) {
if (addedSubnetIds == null || addedSubnetIds.isEmpty()) {
LOG.debug("addToDpnMaps no subnets associated with {}", routerName);
return;
try {
String primaryRd = txRunner.applyWithNewReadWriteTransactionAndSubmit(CONFIGURATION, tx -> {
for (Uuid subnetUuid : addedSubnetIds) {
- Subnetmap subnetMapEntry = tx.read(getSubnetMapIdentifier(subnetUuid)).get().orNull();
+ Subnetmap subnetMapEntry = tx.read(getSubnetMapIdentifier(subnetUuid)).get().orElse(null);
subnetMapEntries.put(subnetUuid, subnetMapEntry);
Uuid routerPortUuid = subnetMapEntry.getRouterInterfacePortId();
subnetIdToRouterPortMap.put(subnetUuid.getValue(), routerPortUuid.getValue());
}
return NatUtil.getPrimaryRd(routerName, tx);
}).get();
- ListenableFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
+ LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
for (Uuid subnetUuid : addedSubnetIds) {
Subnetmap subnetMapEntry = subnetMapEntries.get(subnetUuid);
Uuid routerPortUuid = subnetMapEntry.getRouterInterfacePortId();
}
}
-
-
- private void deleteFromDpnMaps(String routerName, List<Uuid> deletedSubnetIds, BigInteger primarySwitchId) {
+ private void deleteFromDpnMaps(String routerName, List<Uuid> deletedSubnetIds, Uint64 primarySwitchId) {
if (deletedSubnetIds == null || deletedSubnetIds.isEmpty()) {
LOG.debug("deleteFromDpnMaps no subnets associated with {}", routerName);
return;
try {
String primaryRd = txRunner.applyWithNewReadWriteTransactionAndSubmit(CONFIGURATION,
tx -> NatUtil.getPrimaryRd(routerName, tx)).get();
- ListenableFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
+ LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
for (Uuid subnetUuid : deletedSubnetIds) {
String routerPort = subnetIdToRouterPortMap.remove(subnetUuid.getValue());
if (routerPort == null) {
}
@Override
- public boolean addSwitch(BigInteger dpnId) {
- /* Initialize the switch in the map with weight 0 */
- LOG.info("addSwitch: Retrieving the provider config for {}", dpnId);
+ public void switchAddedToCache(SwitchInfo switchInfo) {
boolean scheduleRouters = (providerSwitchWeightsMap.size() == 0) ? true : false;
- Map<String, String> providerMappingsMap = NatUtil.getOpenvswitchOtherConfigMap(dpnId, dataBroker);
- for (String providerNet : providerMappingsMap.keySet()) {
- Map<BigInteger,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
+ for (String providerNet : switchInfo.getProviderNets()) {
+ Map<Uint64,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
if (providerSwitchWeightsMap.get(providerNet) == null) {
switchWeightMap = new ConcurrentHashMap<>();
providerSwitchWeightsMap.put(providerNet, switchWeightMap);
}
- LOG.info("addSwitch: Adding {} dpnId with provider mapping {} to switchWeightsMap", dpnId, providerNet);
- switchWeightMap.put(dpnId, INITIAL_SWITCH_WEIGHT);
+ LOG.info("addSwitch: Adding {} dpnId with provider mapping {} to switchWeightsMap",
+ switchInfo.getDpnId(), providerNet);
+ switchWeightMap.put(switchInfo.getDpnId(), INITIAL_SWITCH_WEIGHT);
}
if (natMode == NatserviceConfig.NatMode.Conntrack && scheduleRouters) {
Optional<ExtRouters> optRouters;
try {
optRouters = SingleTransactionDataBroker.syncReadOptional(dataBroker,
LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(ExtRouters.class));
- } catch (ReadFailedException e) {
+ } catch (InterruptedException | ExecutionException e) {
LOG.error("addSwitch: Error reading external routers", e);
- return false;
+ return;
}
if (optRouters.isPresent()) {
// Get the list of routers and verify if any routers do not have primarySwitch allocated.
- for (Routers router : optRouters.get().getRouters()) {
- List<ExternalIps> externalIps = router.getExternalIps();
- if (router.isEnableSnat() && externalIps != null && !externalIps.isEmpty()) {
+ for (Routers router : optRouters.get().nonnullRouters().values()) {
+ Map<ExternalIpsKey, ExternalIps> keyExternalIpsMap = router.getExternalIps();
+ if (router.isEnableSnat() && keyExternalIpsMap != null && !keyExternalIpsMap.isEmpty()) {
// Check if the primarySwitch is allocated for the router.
if (!isPrimarySwitchAllocatedForRouter(router.getRouterName())) {
scheduleCentralizedSwitch(router);
}
}
}
- return true;
+ return;
}
private boolean isPrimarySwitchAllocatedForRouter(String routerName) {
try {
RouterToNaptSwitch rtrToNapt = SingleTransactionDataBroker.syncRead(dataBroker,
LogicalDatastoreType.CONFIGURATION, routerToNaptSwitch);
- BigInteger dpnId = rtrToNapt.getPrimarySwitchId();
- if (dpnId == null || dpnId.equals(BigInteger.ZERO)) {
+ Uint64 dpnId = rtrToNapt.getPrimarySwitchId();
+ if (dpnId == null || dpnId.equals(Uint64.ZERO)) {
return false;
}
- } catch (ReadFailedException e) {
+ } catch (ExpectedDataObjectNotFoundException e) {
LOG.error("isPrimarySwitchAllocatedForRouter: Error reading RouterToNaptSwitch model", e);
return false;
}
}
@Override
- public boolean removeSwitch(BigInteger dpnId) {
+ public void switchRemovedFromCache(SwitchInfo switchInfo) {
+ Uint64 dpnId = switchInfo.getDpnId();
LOG.info("removeSwitch: Removing {} dpnId to switchWeightsMap", dpnId);
- for (Map.Entry<String,Map<BigInteger,Integer>> providerNet : providerSwitchWeightsMap.entrySet()) {
- Map<BigInteger,Integer> switchWeightMap = providerNet.getValue();
+ for (Map.Entry<String,Map<Uint64,Integer>> providerNet : providerSwitchWeightsMap.entrySet()) {
+ Map<Uint64,Integer> switchWeightMap = providerNet.getValue();
if (natMode == NatserviceConfig.NatMode.Conntrack
&& !INITIAL_SWITCH_WEIGHT.equals(switchWeightMap.get(dpnId))) {
NaptSwitches naptSwitches = getNaptSwitches();
- for (RouterToNaptSwitch routerToNaptSwitch : naptSwitches.getRouterToNaptSwitch()) {
+ for (RouterToNaptSwitch routerToNaptSwitch : naptSwitches.nonnullRouterToNaptSwitch().values()) {
if (dpnId.equals(routerToNaptSwitch.getPrimarySwitchId())) {
Routers router = NatUtil.getRoutersFromConfigDS(dataBroker, routerToNaptSwitch.getRouterName());
releaseCentralizedSwitch(router);
}
switchWeightMap.remove(dpnId);
}
- return true;
+ return;
}
private NaptSwitches getNaptSwitches() {
InstanceIdentifier<NaptSwitches> id = InstanceIdentifier.builder(NaptSwitches.class).build();
- return SingleTransactionDataBroker.syncReadOptionalAndTreatReadFailedExceptionAsAbsentOptional(dataBroker,
- LogicalDatastoreType.CONFIGURATION, id).orNull();
+ try {
+ return SingleTransactionDataBroker.syncReadOptional(dataBroker,
+ LogicalDatastoreType.CONFIGURATION, id).orElse(null);
+ } catch (ExecutionException | InterruptedException e) {
+ LOG.error("getNaptSwitches: Exception while reading Napt-Switch DS", e);
+ }
+ return null;
}
- private BigInteger getSwitchWithLowestWeight(String providerNet) {
+ private Uint64 getSwitchWithLowestWeight(String providerNet) {
int lowestWeight = Integer.MAX_VALUE;
- BigInteger nextSwitchId = BigInteger.valueOf(0);
- Map<BigInteger,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
+ Uint64 nextSwitchId = Uint64.valueOf(0);
+ Map<Uint64,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
if (null == switchWeightMap) {
LOG.error("No switch have the provider mapping {}", providerNet);
return nextSwitchId;
}
- for (Entry<BigInteger, Integer> entry : switchWeightMap.entrySet()) {
- BigInteger dpnId = entry.getKey();
+ for (Entry<Uint64, Integer> entry : switchWeightMap.entrySet()) {
+ Uint64 dpnId = entry.getKey();
Integer weight = entry.getValue();
if (lowestWeight > weight) {
lowestWeight = weight;
new SubnetmapKey(subnetId)).build();
}
- public BigInteger getCentralizedSwitch(String routerName) {
+ @Nullable
+ public Uint64 getCentralizedSwitch(String routerName) {
try {
Optional<RouterToNaptSwitch> naptSwitches = SingleTransactionDataBroker
.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION,
return null;
}
return naptSwitches.get().getPrimarySwitchId();
- } catch (ReadFailedException e) {
+ } catch (InterruptedException | ExecutionException e) {
LOG.error("Error reading RouterToNaptSwitch model", e);
return null;
}
}
- @Override
- public boolean isSwitchConnectedToExternal(BigInteger dpnId, String providerNet) {
- Map<BigInteger,Integer> switchWeightMap = providerSwitchWeightsMap.get(providerNet);
- if (switchWeightMap != null) {
- return switchWeightMap.containsKey(dpnId);
- }
- return false;
- }
-
- public static List<Uuid> getUpdatedSubnetIds(
- List<Uuid> updatedSubnetIds,
- List<Uuid> currentSubnetIds) {
+ @Nullable
+ private static List<Uuid> getUpdatedSubnetIds(List<Uuid> updatedSubnetIds, List<Uuid> currentSubnetIds) {
if (updatedSubnetIds == null) {
return null;
}